采用64位编程技术，能够在0.1秒内探测磁盘剩余空间的VC＋＋程序。可以用来监视安装程序到底在磁盘中安装了多少字节的数据！-64-bit programming, and can detect within 0.1 seconds remaining disk space VC + + program. The installation can be used for surveillance procedures in the end disk installed in the number